Q178
The use of refrigerant R-12 has been banned because
A.
R-12 is inflammable
B.
CFCs are difficult to produce in volumes
C.
CFCs lead to the destruction of the ozone layer
AnswerD.
A large amount of ozone is needed to produce R-12
Answer: Option C
Solution
Answer: Option C
No explanation is given for this question Let's Discuss on Board